Shock indicator



FIG. 1 is a reduced perspective view of a shock indicator, showing the new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right-side elevational view thereof;

FIG. 5 is a left-side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a perspective view thereof.

The broken lines showing a helmet in FIG. 1 and a shock sensor mounting arrangement in FIG. 3 depict environmental matter, and form no part of the claimed design. 

CLAIM The ornamental design for a shock indicator, as shown and described. 